<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org"
      xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity3">
<head>
    <title>Hello World!</title>

    <script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.js"></script>
</head>
<body>

<h3>欢迎 <span th:text="${user}"></span>admin</h3>
<p>权限： <span th:text="${role}"></span></p>

<a href="dba">访问dba</a>
<a href="logout">退出</a>
</body>

</html>